Standard E26 Standard Light Bulb Base Sizes

E17 intermediate base is in between these two sizes.

Standard e26 standard light bulb base sizes.

The letter e in e26 refers to edison screw the most standard of lamp bases while the numerical 26 refers to its diameter in millimeters approximately 1 inch. This base was developed by thomas edison for the first light bulbs and is still in use today. Screw in bulbs use a base called an edison screw or es base. The bulbs have right hand threaded metal bases caps which screw into matching threaded sockets lamp holders.

However an e26 bulb can fit in e27 base and an e27 bulb can fit in e26 base without problem. It was developed by thomas edison patented in 1881 and was licensed in 1909 under general electric s mazda trademark. Common bulbs with e26 e27 bases. Torchstar led light bulb ul listed 9w 60w equivalent a19 e26 standard base bulb 820lm 5000k daylight non dimmable pack of 6 4 6 out of 5 stars 1 131 11 99 11.

Screw bases 10mm miniature screw e10 11mm miniature candelabra e11 12mm candelabra e12 14mm european e14 17mm intermediate e17 26mm medium e26 27mm european medium e27 39mm mogul e39. The e26 is the standard 120 volt american base. They are commonly used for general lighting in standard light fixtures such as ceiling lights lamps can lights outdoor spotlight and flood light fixtures and vanity lights. The term e26 refers to a light bulb s cap or base the bulb component that allows for both electrical and mechanical contact.

E26 sockets can be used with european standard e27 base bulbs. Shoppers of led light bulbs often confuse the specifications for base type e26 or e27 and bulb shape a19. Bulbs with these base types are available in many different styles. A19 led filament bulbs in ceiling fan fixture a21 led bulbs in bedroom lamps a19 gold tint led filament bulb in porch light fixture a19 led fireworks bulbs in string lights.

E12 is the smaller candelabra base. E26 is 26 mm and the e27 is 27 mm diameter. From top left to bottom right. Click or tap on a base to view matching bulbs from our catalog.

It s used for nightlight bulbs and sometimes for decorative light bulbs used in chandeliers and over bathroom mirrors. However e27 sockets are rated for 220v. It s referred to as having a medium or standard base. E26 is the size of most light bulbs used in the u s.

230 volt incandescent light bulb with e27 screw baseedison screw es is a standard lightbulb socket for electric light bulbs. Screw in bulbs use a base called an edison screw or es base. Standard arbitrary a bulbs are the most widely used and thought of when it comes to household lighting.